When you take proven methods from espionage and mentalism combine them with a series of diabolical logical loopholes and apply them to a common gadget that will become your best friend in clandestine activities.
You get a system that can extract information from your target anytime-anywhere useful information you can use from a mind reading exercise to a book-test.
And the best part... They will believe that your eyes were covered and closed the whole time.
Now open your eyes and take a "Billet to the Brain"